docs: def checkempty(self):
          """Determine whether the dataset is empty.
  
          Args::
  
            no argument
  
          Returns::
  
            True(1) if dataset is empty, False(0) if not
  
          C library equivalent : SDcheckempty
                                                   """
  
          status, emptySDS = _C.SDcheckempty(self._id)
          _checkErr('checkempty', status, 'invalid SDS identifier')
          return emptySDS